The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 20, 2018
Filed:
Apr. 25, 2017
Xerox Corporation, Norwalk, CT (US);
Varun Sambhy, Penfield, NY (US);
Kyle B. Tallman, Farmington, NY (US);
Santokh S. Badesha, Pittsford, NY (US);
Michael S. Roetker, Webster, NY (US);
Jonathan H. Herko, Walworth, NY (US);
Scott J. Griffin, Fairport, NY (US);
XEROX CORPORATION, Norwalk, CT (US);
Abstract
Disclosed herein are methods for reducing drooling, wetting or adhesion on a front face of an inkjet printhead configured for ejecting aqueous ink. The methods including disposing an anti-wetting, low adhesion coating onto a surface of the inkjet printhead front face, wherein the anti-wetting, low adhesion coating is a reaction product of a reactant mixture including a triisocyanante and a perfluoropolyether diol compound having an ethyoxylated spacer; and ejecting a drop of an aqueous ink having a surfactant from the printhead, wherein the aqueous ink drop exhibits a contact angle of greater than about 40° and a sliding angle of less than about 30° with a surface of the coating on the inkjet printhead front face.